|Date of Birth:||November 30, 1971|
|Birth Place:||Montreal, Quebec, Canada|
|Full Name:||Jessalyn Sarah Gilsig|
|First appearance:||"Survival of the Fittest"|
Jessalyn Gilsig is a Canadian actress who portrays Vanessa Moss on ABC's Scandal.
Jessalyn Gilsig is a Canadian actress known for her roles in television series, e.g. as Lauren Davis in Boston Public, Gina Russo in Nip/Tuck, Terri Schuester in Glee, and as Siggy Haraldson on the History Channel series Vikings.
Gilsig began her career as a voice actress. She has done voices in the films such as Masquerade, and for television series such as Young Robin Hood. In addition to her extensive credits in television and theatre, Gilsig has appeared in film, beginning with a small role in the 1998 film The Horse Whisperer. She then provided the speaking voice for Kayley in the animated film Quest for Camelot (1998), with Andrea Corr performing the character's songs. In 2004 she appeared in Chicks with Sticks as well as See This Movie, and in one of the lead roles in the 2007 movie, Flood.
In 2007-2008 she had recurring roles in two television series, playing Shelley, the sister of Tami Taylor, on NBC's Friday Night Lights, and Claire Bennet's biological mother, Meredith Gordon, on Heroes. Gilsig went on to play the main role of Terri Schuester on the Fox show, Glee, from 2009-2012.
In 2013, Gilsig was a series regular, portraying Siggy Haraldson, wife of Earl Haraldson and paramour of Ragnar Lothbrok's brother, Rollo, on the History Channel series Vikings until 2015. In 2017, she joined the cast of Scandal to play the role of Vanessa Moss.